Challengers to Arizona's denial of driver's licenses to "dreamers” want internal documents and testimony – perhaps even from Gov. Jan Brewer herself – in their legal bid to prove her actions are illegal.

A federal judge blocked police in Arizona from enforcing a section of the state's 2010 immigration enforcement law that prohibited people from blocking traffic when they seek or offer day labor services on streets.

A national group of Latino clergy leaders filed the first lawsuit against S1070 on April 29, arguing that it infringes on the federal government's right to enforce illegal immigration laws and will lead to racial profiling against Hispanics.